Symbion pandora (left) is a tiny animal that lives on the mouth whiskers of lobsters. Smaller than a grain of salt, it devours  leftover crumbs from its host’s meal. Pandora lives on only the Norway lobster (right). At least two other Symbion species reside on other lobsters.

With their long, flexible noses, elephants can eat whole tree branches like they were stems of broccoli. But they use a newfound tactic to pick up tiny bits of food, scientists have just shown.  

Deft stings by the wasp (left) can turn the cockroach (right) into a zombie. But new data show how a roach can defend itself by standing tall and kicking as if its life depended on it (and it does).

Scientists working in the Kalahari Desert spotted this cape cobra, which they later named Hannibal, eating a smaller cape cobra. That set off a search for how common the practice of cobra cannibalism really is.